Curvature Of Scan; Technical Specifications; Print Contrast Signal (Pcs); Minimum Resolution - Opticon OPL 7836 Specification Manual

Curvature of Scan

6.1.2.
Maximum gap between the straight line connecting both ends of the laser scan
line and the actual laser scan line.
Less than 1.27° curvature from the scan origin.
Maximum of 3.3 mm when measured at the point 150 mm away from scan origin.
(Measured from the center of the scan line.)

7. Technical Specifications

The conditions for technical specifications are as follows, unless otherwise specified in each
section.
Conditions
Ambient temperature
and humidity:
Ambient light:
Background:
Power supply voltage:
Decoding test:

7.1. Print Contrast Signal (PCS)

0.45 or higher (over 70% of reflectivity of space and quiet zone).
Reflectance of white bar－Reflectance of black bar
PCS=
Scanning performance may decline if dirt or scratches mar the optical window. Keep the
optical window clean.

7.2. Minimum Resolution

0.127 mm

Figure 1:Laser scan tilt and curvature

Room temperature (5 to 35º C)
Room humidity (45% to 85% RH)
500 to 900 lx
Barcode = black
Space = white
Margin = white
Background of label = black
5.0 V
Approve the performance when decoding is successful in all ten tests.
(Decoding is deemed successful when completed in 0.5 seconds or less.)
Reflectance of white bar
10
Opticon
OPL 7836
Specifications Manual